CN105602236B - 新能源汽车充电桩电缆用pvc/tpu耐油阻燃热塑性弹性体 - Google Patents
新能源汽车充电桩电缆用pvc/tpu耐油阻燃热塑性弹性体 Download PDFInfo
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- CN105602236B CN105602236B CN201610146079.8A CN201610146079A CN105602236B CN 105602236 B CN105602236 B CN 105602236B CN 201610146079 A CN201610146079 A CN 201610146079A CN 105602236 B CN105602236 B CN 105602236B
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 49
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- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 20
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- GHKOFFNLGXMVNJ-UHFFFAOYSA-N Didodecyl thiobispropanoate Chemical compound CCCCCCCCCCCCOC(=O)CCSCCC(=O)OCCCCCCCCCCCC GHKOFFNLGXMVNJ-UHFFFAOYSA-N 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 3
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 3
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- AGXUVMPSUKZYDT-UHFFFAOYSA-L barium(2+);octadecanoate Chemical compound [Ba+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O AGXUVMPSUKZYDT-UHFFFAOYSA-L 0.000 description 2
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
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- ZJIYXRGCBVAJKD-UHFFFAOYSA-N diethoxy-(2-methylsulfanylethylsulfanyl)-sulfanylidene-$l^{5}-phosphane Chemical compound CCOP(=S)(OCC)SCCSC ZJIYXRGCBVAJKD-UHFFFAOYSA-N 0.000 description 1
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- 238000003786 synthesis reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
本发明涉及一种新能源汽车充电桩电缆用PVC/TPU耐油阻燃热塑性弹性体材料,其特征在于:它是由PVC阻燃母粒和改性TPU混合造粒而成,所述PVC阻燃母粒和所述改性TPU的质量比为1:1~3:7;所述PVC母粒的原料配方包括下列重量份数的组分:聚氯乙烯树脂100份;增塑剂70~85份;稳定剂3~6份;润滑剂5~10份;无机填料150~250份;阻燃剂150~250份;抗氧剂3~7份;所述增塑剂由低粘度聚酯增塑剂和超耐寒固体增塑剂按15:1~11:3的质量比组成。这样的电缆料具有良好的大截面挤出性能,表面光滑无颗粒,良好的耐磨耐油阻燃性能在户外的恶劣环境中长期运行而不出现故障。
Description
技术领域
本发明属于电缆线材料领域,涉及一种热塑性弹性体,具体涉及一种新能源汽车充电桩电缆用PVC/TPU耐油阻燃热塑性弹性体材料。
背景技术
面对全球日益严重的环境危机及能源枯竭,特别是目前国内能源分布不均且日益枯竭、雾霾天气日益严重,大力发展新能源已提升至全球各国战略位置。根据美国能源信息署EIA发布的国际能源展望,世界能源市场消耗量2005年到2030年预计增加50%。随着能源消耗的逐年增加,二氧化碳的排放量也将增加,目前二氧化碳排放中,25%来自于汽车。至2030年,将由2005年的281亿吨增至423亿吨。在我国,汽车排放的污染已经成为城市大气污染的重要因素,我国的二氧化碳排放目前已居全球第二,减排二氧化碳的压力将越来越大。
新能源电动汽车与传统汽车相比,具有运行平稳、无噪声、无污染、低碳排放、高安全等特性,而具有广阔的市场应用前景,已列入《国家中长期科学和技术发展规划纲要》和《国家“十二五”科学和技术发展规划》,随着电动汽车的大范围推广及产业化应用,电动汽车充电桩电缆需求量也随之倍增。由于充电桩用电缆负荷电流值较大(最大约达400A),电缆通电运行中导体易发热,以及在使用过程中频繁拖拽移动,长期暴露于室外环境,易受汽车碾压、日光照射、空气氧化、湿水环境以及酸碱化合物等因数的破坏腐蚀,因此,需对充电桩用电缆的性能指标提出了更高的要求。
现有技术中,新能源汽车充电桩电缆用材料多为TPE材料,TPU由于其高昂的价格使其优异的性能受到一定的限制性使用,而TPE虽具有一定的耐磨性能,但是其耐油性能却难以合格。越来越多的新能源充电桩厂家希望取得一种即具有良好的耐磨阻燃性能,又能满足良好的耐油性能,且性价比优异的新能源材料。
发明内容
本发明目的是为了克服现有技术的不足而提供一种高性价比新能源汽车充电桩电缆用PVC/TPU耐油阻燃热塑性弹性体材料,结合了PVC和TPU的综合优异性能。
为达到上述目的,本发明所采用的技术方案为:一种新能源汽车充电桩电缆用PVC/TPU耐油阻燃热塑性弹性体材料,其特征在于:它是由PVC阻燃母粒和改性TPU混合造粒而成,所述PVC阻燃母粒和所述改性TPU的质量比为1:1~3:7;所述PVC母粒的原料配方包括下列重量份数的组分:
聚氯乙烯树脂 100份;
增塑剂 70~85份;
稳定剂 3~6份;
润滑剂 5~10份;
无机填料 150~250份;
阻燃剂 150~250份;
抗氧剂 3~7份;
所述增塑剂由低粘度聚酯增塑剂和超耐寒固体增塑剂按15:1~11:3的质量比组成。
优化地,所述改性TPU由以下步骤制得:将TPU加入由硅烷偶联剂和钛酸酯偶联剂中的一种和无水乙醇组成的混合溶液中,浸渍5~15分钟后真空抽干即可,所述硅烷偶联剂或钛酸酯偶联剂与所述无水乙醇的体积比为1~2:1。
优化地,所选阻燃剂为氧化锑、十溴二苯乙烷和氢氧化镁种的一种或多种组成的混合物。
优化地,所述改性TPU的邵氏硬度分别为75~90A。
优化地,所述PVC阻燃母粒和所述改性TPU的质量比为1:2;所述PVC母粒的原料配方包括下列重量份数的组分:
聚氯乙烯树脂 100份;
增塑剂 85份,其中低粘度聚酯增塑剂 70份,超耐寒固体增塑剂 15份;
稳定剂 5份;
润滑剂 6份;
无机填料 150份;
阻燃剂 150份,其中氧化锑 50份,氢氧化镁 100份;
抗氧剂 7份。
本发明中低粘度聚酯增塑剂采用常规的那些即可,如己二酸类聚酯,具体为W-1550、W-1750、W8000、W2050等;超耐寒固体增塑剂采用常规的那些即可,如杜邦的HP441、HP731、HP751等;稳定剂采用常规的那些即可,如RUP151NB、RUP144等;润滑剂采用硬脂酸和硬脂酸钙,以及聚乙烯蜡、半精炼石蜡、ACR401、M-80、316A中的任意两种,按照一定质量比混合而成;无机填料为超微细碳酸钙,其目数为2500~3000目;抗氧剂采用常规的那些即可,如抗氧剂1010、抗氧剂DLTP和抗氧剂DSTP中的一种或多种组成的混合物。
优化地,它的制备方法包括以下步骤:
(a)称取配方量的PVC树脂粉、稳定剂和增塑剂加入高速混合机中,在70~80℃、450~700转/分钟的条件下混合3~5分钟,再加入配方量的润滑剂、抗氧化剂、无机填料和阻燃剂,在100~120℃、550~700转/分钟的条件下混合5~15分钟得第一混合物料;
(b)将所述第一混合物料投入双辊混炼机混炼,再进入双螺杆挤出机进行挤出造粒,即得PVC阻燃母粒;所述双辊混炼机的机身各段温度依次为:120℃~130℃、130℃~140℃、140℃~150℃、150℃~160℃、160℃~165℃、165℃~175℃,双螺杆挤出机的机头温度为175℃~180℃,主机转速为30~40转/分钟,喂料转速为40~45转/分钟;
(c)将PVC阻燃母粒和改性TPU按配方比例再依次投入双辊混炼机、双螺杆挤出机中挤出造粒,双辊混炼机的机身温度为110℃~170℃,机头温度130℃~140℃;双螺杆挤出机主机转速为40~45转/分,喂料转速为55~60转/分。
由于上述技术方案运用,本发明与现有技术相比具有下列优点:本发明新能源汽车充电桩电缆用PVC/TPU耐油阻燃热塑性弹性体材料,采用特定配方的PVC阻燃母粒和改性TPU的按质量比为1:1~3:7进行混合,这样的电缆料具有良好的大截面挤出性能,表面光滑无颗粒,良好的耐磨耐油阻燃性能在户外的恶劣环境中长期运行而不出现故障;并结合了PVC和TPU的优异性能:具有高机械性能、耐水解性能、耐油耐寒性、分散均匀性,保证电缆在多次拖链中不会受损。
具体实施方式
下面对本发明优选实施方案进行详细说明。
实施例1
本实施例提供一种新能源汽车充电桩电缆用PVC/TPU耐油阻燃热塑性弹性体材料,其原料配方如表1和表2所示,使用的原料具体为:
聚氯乙烯(PVC)树脂:聚合度为800、1300和聚合度为2500的树脂粉按重量比1:2:7组成的混合物;
增塑剂:低粘度聚酯增塑剂和超耐寒固体增塑剂按重量比11:3组成的混合物;
稳定剂:钙锌复合稳定剂(RUP151NB);
润滑剂:硬脂酸、硬脂酸钙、聚乙烯蜡、半精炼石蜡按重量比1:2:1.2:1.5组成的混合物;
无机填料:超微细碳酸钙150份(3000目);
阻燃剂:氧化锑;
抗氧剂:抗氧剂1010;
其制备方法包括以下步骤:
(a)按照表1中的重量份数称取PVC树脂粉(PVC-800、PVC-1300和SH-200),钙锌复合稳定剂RUP151NB、增塑剂加入高速混合机中,在70℃、450转/分钟的条件下混合5分钟,再加入配方量的润滑剂、抗氧化剂、无机填料和阻燃剂,在120℃、600转/分钟的条件下混合5分钟得第一混合物料;
(b)将所述第一混合物料投入双辊混炼机混炼,再进入双螺杆挤出机进行挤出造粒,即得PVC阻燃母粒;双辊混炼机的机身各段温度依次为:120℃、130℃、140℃、150℃、160℃、165℃,双螺杆挤出机的机头温度为175℃,主机转速为30转/分钟,喂料转速为40转/分钟;
(c)将PVC阻燃母粒和改性TPU按配方比例投入双辊混炼机中挤出造粒,双辊混炼机机身各段温度依次为:120℃、130℃、140℃、150℃、160℃、165℃;双螺杆挤出机的机头温度130℃,主机转速为40转/分,喂料转速为55转/分。
实施例2
本实施例提供一种新能源汽车充电桩电缆用PVC/TPU耐油阻燃热塑性弹性体材料,其原料配方如表1和表2所示,使用的原料具体为:
聚氯乙烯(PVC)树脂:聚合度为800和聚合度为2500的树脂粉按重量比1:5组成的混合物;
增塑剂:低粘度聚酯增塑剂和超耐寒固体增塑剂按重量比6:1组成的混合物;
稳定剂:钙锌复合稳定剂(RUP144)
润滑剂:硬脂酸、硬脂酸钙、聚乙烯蜡、ACR401按重量比1:2::1.2:1.5组成的混合物;
无机填料:超微细碳酸钙150份(2500目);
阻燃剂:氧化锑与十溴二苯乙烷按比例1:2组成的混合物:
抗氧剂:抗氧剂DLTP
其制备方法与实施例1中的基本一致。
实施例3
本实施例提供一种新能源汽车充电桩电缆用PVC/TPU耐油阻燃热塑性弹性体材料,其原料配方如表1和表2所示,使用的原料具体为:
聚氯乙烯(PVC)树脂:聚合度为800、1300和聚合度为3000的树脂粉按重量比1:2:7组成的混合物;
增塑剂:低粘度聚酯增塑剂和超耐寒固体增塑剂按重量比15:1组成的混合物;
稳定剂:钙锌复合稳定剂(RUP144);
润滑剂:硬脂酸、硬脂酸钡、M-80、半精炼石蜡按重量比1:2:1.4:1.5混合物;
无机填料:超微细碳酸钙150份(3000目);
阻燃剂:十溴二苯乙烷和氢氧化镁按重量比1:2组成的混合物;
抗氧剂:抗氧剂1010和抗氧剂DLTP按质量比1:1混合;
其制备方法与实施例1中的基本一致。
实施例4
本实施例提供一种新能源汽车充电桩电缆用PVC/TPU耐油阻燃热塑性弹性体材料,其原料配方如表1和表2所示,使用的原料具体为:
聚氯乙烯(PVC)树脂:聚合度为800、1300和聚合度为3000的树脂粉按重量比2:4:4组成的混合物;
增塑剂:低粘度聚酯增塑剂和超耐寒固体增塑剂按重量比14:3组成的混合物;
稳定剂:钙锌复合稳定剂(RUP151NB);
润滑剂:硬脂酸、硬脂酸钡、M-80、316A按重量比2:1:0.5:1组成的混合物;
无机填料:超微细碳酸钙150(2500目);
阻燃剂:氧化锑和氢氧化镁按重量比1:2组成的混合物;
抗氧剂:抗氧剂DSTP和抗氧剂1010按质量比1:1混合;
其制备方法与实施例1中的基本一致。
表1为实施例1至实施例4的PVC母粒的原料配方(单位:重量份)
表2为实施例1至实施例4中PVC母粒和TPU母粒的混合配方(单位:重量比)
对实施例1至4所得的高性价比新能源汽车充电桩电缆用PVC/TPU耐油阻燃热塑性弹性体材料的机械性能进行测试,结果见表3。
表3实施例1至4中塑性弹性体材料的机械物理性能及电性能指标
根据表3结果可知,本发明所制备的种高性价比新能源汽车充电桩电缆用PVC/TPU耐油阻燃热塑性弹性体材料,强度,伸率和耐油,耐水解等众多性能优异,氧指数高,加工性能,抗冲击性能优良,满足新能源充电桩电缆的应用要求,目前已为多家客户提供稳定的供货,具有良好的高性价比和社会效益。尤其是,实施例4中制得的热塑性弹性体材料具有最优的耐碱、耐酸、耐油、耐水解、抗撕特性,产生了意想不到的效果。
上述实施例只为说明本发明的技术构思及特点,其目的在于让熟悉此项技术的人士能够了解本发明的内容并据以实施,并不能以此限制本发明的保护范围。凡根据本发明精神实质所作的等效变化或修饰,都应涵盖在本发明的保护范围之内。
Claims (6)
1.一种新能源汽车充电桩电缆用PVC/TPU耐油阻燃热塑性弹性体材料,其特征在于:它是由PVC阻燃母粒和改性TPU混合造粒而成,所述PVC阻燃母粒和所述改性TPU的质量比为1:1~3:7;所述PVC母粒的原料配方包括下列重量份数的组分:
聚氯乙烯树脂100份;
增塑剂70~85份;
稳定剂3~6份;
润滑剂5~10份;
无机填料150~250份;
阻燃剂150~250份;
抗氧剂3~7份;
所述增塑剂由低粘度聚酯增塑剂和超耐寒固体增塑剂按15:1~11:3的质量比组成。
2.根据权利要求1所述的新能源汽车充电桩电缆用PVC/TPU耐油阻燃热塑性弹性体材料,其特征在于,所述改性TPU由以下步骤制得:将TPU加入由硅烷偶联剂和钛酸酯偶联剂中的一种和无水乙醇组成的混合溶液中,浸渍5~15分钟后真空抽干即可,所述硅烷偶联剂或钛酸酯偶联剂与所述无水乙醇的体积比为1~2:1。
3.根据权利要求1所述的新能源汽车充电桩电缆用PVC/TPU耐油阻燃热塑性弹性体材料,其特征在于:所选阻燃剂为氧化锑、十溴二苯乙烷和氢氧化镁种的一种或多种组成的混合物。
4.根据权利要求1所述的新能源汽车充电桩电缆用PVC/TPU耐油阻燃热塑性弹性体材料,其特征在于:所述改性TPU的邵氏硬度分别为75~90A。
5.根据权利要求1所述的新能源汽车充电桩电缆用PVC/TPU耐油阻燃热塑性弹性体材料,其特征在于:所述PVC阻燃母粒和所述改性TPU的质量比为1:2;所述PVC母粒的原料配方包括下列重量份数的组分:
聚氯乙烯树脂100份;
增塑剂85份,其中低粘度聚酯增塑剂70份,超耐寒固体增塑剂15份;
稳定剂5份;
润滑剂6份;
无机填料150份;
阻燃剂150份,其中氧化锑50份,氢氧化镁100份;
抗氧剂7份。
6.权利要求1至5中任一所述新能源汽车充电桩电缆用PVC/TPU耐油阻燃热塑性弹性体材料,其特征在于:它的制备方法包括以下步骤:
(a)称取配方量的PVC树脂粉、稳定剂和增塑剂加入高速混合机中,在70~80℃、450~700转/分钟的条件下混合3~5分钟,再加入配方量的润滑剂、抗氧化剂、无机填料和阻燃剂,在100~120℃、550~700转/分钟的条件下混合5~15分钟得第一混合物料;
(b)将所述第一混合物料投入双辊混炼机混炼,再进入双螺杆挤出机进行挤出造粒,即得PVC阻燃母粒;所述双辊混炼机的机身各段温度依次为:120℃~130℃、130℃~140℃、140℃~150℃、150℃~160℃、160℃~165℃、165℃~175℃,双螺杆挤出机的机头温度为175℃~180℃,主机转速为30~40转/分钟,喂料转速为40~45转/分钟;
(c)将PVC阻燃母粒和改性TPU按配方比例再依次投入双辊混炼机、双螺杆挤出机中挤出造粒,双辊混炼机的机身温度为110℃~170℃,机头温度130℃~140℃;双螺杆挤出机主机转速为40~45转/分,喂料转速为55~60转/分。
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